Предмет: Алгебра, автор: korzhmargarita

Пожалуйста))) Сейчас))
помогите решить ,так как sin принимает значения от -1 до 1 ,то я думаю ,что это правильный ответ,но я не уверена( подскажите множество значений функции
варианты ответов
(-бесконечность,+бесконечность)
[-1;1]
(0;1]
[0;1/2]
[1/3;1]

Приложения:

Ответы

Автор ответа: Hunter996

Правильный ответ [1/3 ; 1]
$-1 leq six(x) leq 1\ 1 leq sin(x) + 2 leq 3\ 1 geq frac{1}{2+sin(x)} geq frac13\ frac13 leq frac1{2+sin(x)} leq 1$

Предыдущий вопрос

Следующий вопрос

Интересные вопросы

Предмет: Алгебра, автор: lyamzinaolga7777

алгебра 7 класс мерзляк номер 807

6 лет назад

Предмет: Английский язык, автор: viktorrriya666

Great Britain

The United Kingdom of Great Britain and Northern Ireland is situated on two large islands called the British Isles. The largest island is Great Britain, which consists of three parts: England, Scotland and Wales. The smaller island is Ireland and there are about five thousand small islands.

The country's shores are washed by the Atlantic Ocean, the North Sea and the Irish Sea. The English channel separate Great Britain from the continent.

The total area of the U.K. is 244.000 square kilometers with a population of 56 million. It is one of the most populated countries in the world. The greater part of the population is urban. About 80 percent of people live in numerous towns and cities. More than seven million people live in London area. Very often the inhabitants of The United Kingdom and Northern Ireland are called English.

The surface of the British Isles varies very much. There are many mountains in Scotland, Wales and northwest of England but they are not very high. Ben Nevis in Scotland is the highest mountain. Scotland is also famous for its beautiful lakes.

The mountains in Great Britain are not very high. There are many rivers in Great Britain, but they are not very long. The Themes is the deepest, the longest and the most important river in England.

The United Kingdom is a highly developed industrial country. It produces and exports machinery, electronics, textile. One of the main industries of the country is shipbuilding.
Составьте предложения из данных слов так, чтобы они соответствовали предложениям в тексте.

1 and, island, which, parts, the, England, largest, consists, Great, Britain, three, and,Scotland, is, of, Wales.
2 high, Great, Britain, the, very, in, mountains, not, are.
3 country, the, a, developed, Kingdom, highly, industrial, is, United.

6 лет назад

Предмет: Русский язык, автор: kabsalamova90090

срочно помогитеее срочнооо

6 лет назад

Предмет: Алгебра, автор: Дядька

Помогите, пожалуйста:
при каких значениях а уравнение |x^2 -2x +2| = a имеет три корня

9 лет назад

Предмет: Физика, автор: RustamGT01

На каком рисунке идёт отдача, а на каком приём теплоты?

9 лет назад